D-Link xStack DGS-3427, Руководство пользователя

Страница: 177 / 246

xStack DGS-3400 Series Fast Ethernet Switch
To configure the SSH server on the Switch, modify the following parameters and click Apply :
Parameter Description
SSH Server Status Use the pull-down menu to enable or disable SSH on the Switch. The default is
Disabled .
Max Session (1-8) Enter a value between 1 and 8 to set the number of users that may simultaneously
access the Switch. The default setting is 8.
Connection TimeOut
(120-600) Allows the user to set the connection timeout. The use may set a time between 120
and 600 seconds. The default setting is 120 seconds.
Auth. Fail (2-20)
Allows the Administrator to set the maximum number of attempts that a user may
try to log on to the SSH Server utilizing the SSH authentication. After the maximum
number of attempts has been exceeded, the Switch will be disconnected and the
user must reconnect to the Switch to attempt another login. The number of
maximum attempts may be set between 2 and 20. The default setting is 2.
Session Rekeying This field is used to set the time period that the Switch will change the security shell
encryptions by using the pull-down menu. The available options are
Never , 10 min ,
30 min , and 60 min . The default setting is Never .
Port Enter the virtual port number to be used with this feature. The common port
number for SSH is 22.
SSH Algorithm
The SSH Algorithm window allows the configuration of the desired types of SSH algorithms used for authentication
encryption. There are three categories of algorithms listed and specific algorithms of each may be enabled or disabled by
using their corresponding pull-down menus. All algorithms are enabled by default. To open the following window, click
Security > SSH > SSH Authentication Mode and Algorithm Settings:
Figure 8- 28. SSH Algorithms window
The following algorithms may be set:
166